======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '166'
                                          'artist'  'Jim Morrison, music by The Doors'
                                     'text_people'  ''
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                                           'title'  'Angels and Sailors'
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '23'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '145.7'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

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'COMM:ID3v1 Comment:XXX'                            ' 000000B4 000000A2 000004C0'
'COMM:iTunNORM:eng'                                 (' 000000B4 000000A2 000004C0 00000483 000222E0 000222E0 00003A5A 000039E2 '
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'TALB' (Album/Movie/Show title)                     'An American Prayer'
'TBPM' (BPM (beats per minute))                     '145.7'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDOR' (Original release time)                      '1978'
'TDRC' (Recording time)                             '1995-05-23'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['', 'The Doors']])
'TIT2' (Title/songname/content description)         'Angels and Sailors'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Jim Morrison, music by The Doors'
'TPE2' (Band/orchestra/accompaniment)               'Jim Morrison, music by The Doors'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Elektra'
'TRCK' (Track number/Position in set)               '8/23'
'TSO2'                                              'Morrison, Jim, music by Doors, The'
'TSOP' (Performer sort order)                       'Morrison, Jim, music by Doors, The'
'TXXX:ASIN'                                         'B000002HJD'
'TXXX:Artists'                                      'Jim Morrison/The Doors'
'TXXX:BARCODE'                                      '075596181228'
'TXXX:CATALOGNUMBER'                                '61812-2'
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'TXXX:MusicBrainz Album Id'                         '7a3e3065-e151-415c-a34d-d16145733847'
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'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:MusicBrainz Release Group Id'                 '624782ae-cc06-3f55-87e4-3c3aeb4e5d59'
'TXXX:MusicBrainz Release Track Id'                 'fa937ec3-903f-3a31-8a97-f86dfb03df1d'
'TXXX:MusicBrainz TRM Id'                           '54ee18d4-16d3-4bb0-8c6d-a9be59e145fc'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '1978'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
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'TXXX:q-syn'                                        '2'
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========================== row from database ==========================
                                              'id'  1336608
                                            'path'  /data/Music/Bulk/00poprockelectronic/Jim Morrison/An American Prayer/08 Angels and Sailors.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  166
                                           'genre'  rock-cppex-classic
                                        'filesize'  6740521
                                           'mtime'  1636039281
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 08 rock cppex classic
                                      'tag_artist'  Jim Morrison, music by The Doors
                                     'tag_release'  An American Prayer
                                       'tag_title'  Angels and Sailors
                                             'bpm'  145.7
                                    'search_title'  'and':2 'angels':1 'sailors':3
                                   'search_artist'  'by':5 'doors':7 'jim':1 'morrison':2,3 'music':4 'the':6
                                  'search_release'  'american':2 'an':1 'prayer':3
                                     'search_rest'  '00poprockelectronic':1 'classic':4 'cppex':3 'rock':2
                                    'search_combo'  '00poprockelectronic':14 'american':12C 'an':11C 'and':2A 'angels':1A 'by':8B 'classic':17 'cppex':16 'doors':10B 'jim':4B 'morrison':5B,6B 'music':7B 'prayer':13C 'rock':15 'sailors':3A 'the':9B
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636039281.0834522  (2021-11-04 16:21:21)
                             'size'  6740521